diff --git a/psake.ps1 b/psake.ps1
index 87e33b7a..d0e4736b 100644
--- a/psake.ps1
+++ b/psake.ps1
@@ -120,7 +120,7 @@ Task RegenerateHelp -Depends UpdateMarkdownHelp, CreateExternalHelp
 
 Task Publish -Depends Test {
     "    Publishing version [$($manifest.ModuleVersion)] to PSGallery..."
-    Publish-Module -Path $outputModVerDir -NuGetApiKey $env:PSGalleryApiKey -Repository PSGallery
+    Publish-Module -Path $outputModVerDir -NuGetApiKey $env:PSGALLERY_API_KEY -Repository PSGallery
 }
 
 task Clean -depends Init {